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CN-122020400-A - Heart rate correcting method, device, equipment, medium and product

CN122020400ACN 122020400 ACN122020400 ACN 122020400ACN-122020400-A

Abstract

The embodiment of the application provides a heart rate correction method, a device, equipment, a medium and a product, wherein the method comprises the steps of obtaining a heart rate signal, and calculating the signal quality fraction of the heart rate signal and the current detected heart rate according to the heart rate signal to obtain heart rate parameters; judging whether the heart rate parameter meets a first condition and a second condition, wherein the first condition comprises that the signal quality fraction of the heart rate signal reaches a preset requirement, the second condition comprises that the difference between the current detected heart rate and the final heart rate at the last moment does not exceed a preset threshold value, and determining the current final heart rate according to the judging result of whether the heart rate parameter meets the first condition and the second condition. The heart rate detection method and device can improve the accuracy of heart rate detection.

Inventors

  • HE JINCHAN

Assignees

  • 颂拓运动科技(东莞)有限公司

Dates

Publication Date
20260512
Application Date
20251231

Claims (13)

  1. 1. A heart rate correction method, comprising: Acquiring a heart rate signal, and calculating to obtain a signal quality fraction of the heart rate signal and a current detected heart rate as heart rate parameters according to the heart rate signal; Judging whether the heart rate parameter meets a first condition and a second condition, wherein the first condition comprises that the signal quality fraction of the heart rate signal reaches a preset requirement, and the second condition comprises that the difference between the current detected heart rate and the final heart rate at the last moment does not exceed a preset threshold; and determining the current final heart rate according to the judging result of whether the heart rate parameter meets the first condition and the second condition.
  2. 2. The method according to claim 1, wherein determining the current final heart rate based on the determination of whether the heart rate parameter satisfies the first condition and the second condition comprises: If the heart rate parameter meets one of the first condition and the second condition, acquiring a current predicted heart rate; And carrying out weighted summation on the current predicted heart rate and the current detected heart rate to obtain a current final heart rate.
  3. 3. The method according to claim 1, wherein determining the current final heart rate based on the determination of whether the heart rate parameter satisfies the first condition and the second condition comprises: And if the heart rate parameters meet the first condition and the second condition, taking the current detected heart rate as a current final heart rate.
  4. 4. The method according to claim 1, wherein determining the current final heart rate based on the determination of whether the heart rate parameter satisfies the first condition and the second condition comprises: And if the heart rate parameters do not meet the current first condition and the second condition, acquiring the current predicted heart rate as the current final heart rate.
  5. 5. The method of claim 2 or 4, wherein the obtaining a current predicted heart rate comprises: Determining the current motion type; Acquiring the historical exercise intensity and the historical heart rate of a second preset duration under the same exercise type; Determining a current motion intensity according to the current motion type and the current accelerometer data; and predicting to obtain a current predicted heart rate according to the current exercise type, the current exercise intensity, the historical exercise intensity and the historical heart rate.
  6. 6. The method of claim 1, wherein the determining whether the heart rate parameter satisfies the first condition and the second condition is preceded by: Acquiring accelerometer historical data under a first preset duration, and determining the current motion type according to the accelerometer historical data; And determining a corresponding signal quality score threshold according to the current motion type.
  7. 7. The method of claim 6, wherein said determining whether the heart rate parameter satisfies a second condition comprises: If the signal quality score of the heart rate signal is larger than the signal quality score threshold corresponding to the current motion type, judging that the heart rate parameter meets the second condition; otherwise, it is determined that the heart rate parameter does not satisfy the second condition.
  8. 8. The method of claim 6, wherein the weighted summation of the current predicted heart rate and the current detected heart rate, before deriving a current final heart rate, further comprises: And determining the weights of the predicted heart rate and the detected heart rate according to the signal quality score of the heart rate signal and the signal quality score threshold, wherein the ratio of the signal quality score of the heart rate signal to the signal quality score threshold is positively correlated with the weights of the detected heart rate, and the ratio of the signal quality score of the heart rate signal to the signal quality score threshold is negatively correlated with the weights of the predicted heart rate.
  9. 9. The method according to any one of claims 1 to 8, further comprising: and if the current detected heart rate is calculated to be an invalid value according to the heart rate signal, judging that the second condition is not met.
  10. 10. A heart rate correction device, comprising: The acquisition module is used for acquiring a heart rate signal, and calculating the signal quality fraction of the heart rate signal and the current detected heart rate according to the heart rate signal to serve as heart rate parameters; the judging module is used for judging whether the heart rate parameter meets a first condition and a second condition, wherein the first condition comprises that the signal quality fraction of the heart rate signal reaches a preset requirement, and the second condition comprises that the difference between the current detected heart rate and the final heart rate at the last moment does not exceed a preset threshold; And the output module is used for determining the current final heart rate according to the judging result of whether the heart rate parameter meets the first condition and the second condition.
  11. 11. A wearable device comprises a processor and a memory communicatively connected with the processor; The memory stores computer-executable instructions; the processor executes computer-executable instructions stored in the memory to implement the method of any one of claims 1 to 9.
  12. 12. A computer readable storage medium having stored thereon computer executable instructions which, when executed by a processor, implement the method of any of claims 1 to 9.
  13. 13. A computer program product comprising a computer program which, when executed by a processor, implements the method of any one of claims 1 to 9.

Description

Heart rate correcting method, device, equipment, medium and product Technical Field The embodiment of the application relates to heart rate detection technology. And more particularly to a heart rate correction method, apparatus, device, medium and product. Background As people pay more and more attention to their own motion state and physical health, wearable heart rate detection devices represented by smart watches are also becoming more and more widely used. At present, the wearable heart rate detection device mainly performs heart rate detection based on photoplethysmography (photo plethysmo graphy, abbreviated as PPG), light with specific wavelength penetrates through biological tissues, blood pulsation can cause periodic variation of subcutaneous blood vessel volume to cause absorption spectrum difference, a photoelectric sensor converts light intensity fluctuation into an electric signal, and peak intervals of the electric signal are calculated through an algorithm, so that heart rate is calculated. However, in high intensity sports scenarios, wearable heart rate detection devices are susceptible to noise interference. There is a need for an accurate and reliable heart rate correction method. Disclosure of Invention The embodiment of the application provides a heart rate correction method, a heart rate correction device, heart rate correction equipment, heart rate correction media and heart rate correction products, which can improve the accuracy of heart rate detection. In a first aspect, an embodiment of the present application provides a heart rate correction method, including: Acquiring a heart rate signal, and calculating to obtain a signal quality fraction of the heart rate signal and a current detected heart rate as heart rate parameters according to the heart rate signal; Judging whether the heart rate parameter meets a first condition and a second condition, wherein the first condition comprises that the signal quality fraction of the heart rate signal reaches a preset requirement, and the second condition comprises that the difference between the current detected heart rate and the final heart rate at the last moment does not exceed a preset threshold; and determining the current final heart rate according to the judging result of whether the heart rate parameter meets the first condition and the second condition. Optionally, the method includes: If the heart rate parameter meets one of the first condition and the second condition, acquiring a current predicted heart rate; And carrying out weighted summation on the current predicted heart rate and the current detected heart rate to obtain a current final heart rate. Optionally, the method further comprises: And if the heart rate parameters meet the first condition and the second condition, taking the current detected heart rate as a current final heart rate. Optionally, the method further comprises: And if the heart rate parameters do not meet the current first condition and the second condition, acquiring the current predicted heart rate as the current final heart rate. Optionally, before the determining whether the heart rate parameter meets the first condition and the second condition, the method further includes: Acquiring accelerometer historical data under a first preset duration, and determining the current motion type according to the accelerometer historical data; And determining a corresponding signal quality score threshold according to the current motion type. Optionally, the determining whether the heart rate parameter meets a second condition includes: If the signal quality score of the heart rate signal is larger than the signal quality score threshold corresponding to the current motion type, judging that the heart rate parameter meets the second condition; otherwise, it is determined that the heart rate parameter does not satisfy the second condition. Optionally, the acquiring the current predicted heart rate includes: Determining the current motion type; Acquiring the historical exercise intensity and the historical heart rate of a second preset duration under the same exercise type; Determining a current motion intensity according to the current motion type and the current accelerometer data; and predicting to obtain a current predicted heart rate according to the current exercise type, the current exercise intensity, the historical exercise intensity and the historical heart rate. Optionally, before the weighted summation of the current predicted heart rate and the current detected heart rate to obtain the current final heart rate, the method further includes: And determining the weights of the predicted heart rate and the detected heart rate according to the signal quality score of the heart rate signal and the signal quality score threshold, wherein the ratio of the signal quality score of the heart rate signal to the signal quality score threshold is positively correlated with the weights of the detected heart rate, a